Mikko Kokkonen Email & Phone Number

Hamburg, Hh, De

- Implemented foundations of SOC2 production environment with multiple AWS accounts- Handled SoC2 auditing and security controls enforcement- Automated and build deployment pipelines for BigCommerce stores reducing deployment time from 1 hour to 15min.- Supported launch of AI platform by developing highly scalable AWS infrastructure with Terragrunt.- Implemented in-house development team for B2B software, defining best code practises and plan to in-house development work from agency.- Reduced total AWS bill by 20% by implementing cost controls as well const transparency (with kubecost) and implementing usage of spot instances.

San Mateo, California, Us

- As lead DevOps, doubled the team size and defined roadmap and managed the team.- Collaborate and act as expert with engineering team on infrastructure and DevOps.- Reduced AWS bill by 20% with cost management and tracking; utilized Spot instances,implemented observability to right-size workloads and implemented per-customer costtracking.- Implemented and ensured company’s SOC2 controls are in place and followed. Successfullyensured audit without any exceptions.- Planned and executed successful migration for legacy environment from AWS ECS toKubernetes (EKS).- Modernized environments and infrastructure management by utilizing terraform andterragrunt and migrating workloads from old ECS clusters to Kubernetes (EKS).

Nairobi, Nairobi, Ke

- Managed three engineering teams, total of 15 software engineers.- Set up a new engineering hiring process to ensure fast and simple hiring of the bestcandidates.- Established regular one-on-ones and catchups with the team to ensure they were satisfiedand any issues affecting the team were quickly resolved.- Implemented and executed engineer performance evaluation framework to supportengineer career paths and learning within company.- Implemented improved production environment, migrating from Cloud66 baseddeployments to Kubernetes and utilizing AWS services such as EKS and RDS.

Hamburg, De

- Build initial product management team with strong focus on user experience and user-led product roadmap.- Drove successfully change of company from sales-driven development to product-led.- Implemented faster and more efficient hiring pipeline for engineers, leading growing theengineering team by 4x.

Hamburg, De

- Implemented faster and more efficient hiring pipeline for engineers, leading growing theengineering team by 4x.- Implemented best practises with strict code reviews and test driven development withindevelopment team ensuring well tested code and successfully reduced number ofcustomer facing bugs.- Introduced SCRUM to the development team and managed more predictable deliverablesand timelines with development by having better visibility on development velocity.- Mentoring and supporting rest of the management team and helping with quarterlyplanning.- Implemented continuous deployments with Kubernetes and Infrastructure as Code withTerraform on modern AWS platform. Successfully migrated from slow deployments with few times a week to fast, 1-2min deployments several times a day.

London, Gb

Senior/Lead developer focusing on full-stack and devops. Scaling development team from five engineers to fifteen, actively sourcing and hiring suitable candidates. As lead developer, main responsibilities, aside of hiring, is mentoring the team, ensuring and introducing best practises of the development process, as planning and designing on-coming projects along with the product managers.Main achievements so far has been successfully growing team from five people to current ten people, introducing architectural design for refactoring and rewriting legacy codebase using Rails engines as well planning and implementing new infrastructure with Infrastructure as Code (Cloudformation and Puppet), implementing automated CI/CD pipelines with Jenkins as well review and testing environments.

Watford, Hertfordshire, Gb

Part of greenfield project of building new website from scratch using latest Ruby on Rails 5 backends combined with React frontend. Backend was communicating with existing back-legacy back-office system over Oracle Database or Perl CGI scripts. Build a car options configurator that required cleaning source data and building recursive rule calculation to determine allowed combinations of options for new cars. As senior developer, I was also mentoring and guiding junior and mid-level developers in the team.

London, London, Gb

Worked as senior developer with backend and as SRE lead. Main responsibilities at beginning was to improve and developer new features on the Rails based backend platform. Later moved to lead SRE role where build completely new and improved production platform utilising AWS technologies. Implemented self-healing and auto-scaling system that could handle website traffic easily and cost effectible. Was also supporting product and management with SCRUM and improving development processes as well mentoring junior and mid-level developer.

Entrepreneurship offering wide range of services including web and mobile development, site reliability support and consulting and project management. Company’s expertise is on Ruby on Rails development as well mobile, especially iOS platform development. Owl Forestry can support full life cycle from planning to application and server support on production for our clients.Some highlights of client projects:- Digital Signage solution - implemented management portal and backend with Ruby on Rails, display application for PCs as Chrome Application and native iPad application for displaying content- Digital magazine publishing platform: Implemented management portal and backend with Ruby on Rails and created reading app for iPad- eBook: Re-created large eBook for a large Finnish publisher for iOS platform, eBook was originally developed for Symbian platform which they needed to update to iOS.- Errands Platform – helping team with Ruby on Rails and iOS (Swift) development, instructing and mentoring local Ruby on Rails team and working as main developer for iOS app.

Working as Senior Software Developer, mostly on Ruby on Rails developer for backend/API. Started in Mobile/API team where I supported development of iOS app for customers by developing required API endpoints for iOS app to consume.Currently working for Developer Productivity team to solving technical debt issues and building tools for faster developer experience. Main part of current work relates to migrating application to AWS, improving and implementing server automation with Puppet on the way. Besides working as senior developer in project, I also manage project’s backlog and roadmap.Implemented first production microservice deployment using Puppet managed Docker and Jenkins build pipelines. Build foundations of using CloudFormation to describe services and resources and currently investigating and developing automated ways to manage different CloudFormation stacks by using templating. Improved Jenkins workflow and currently working to improve scaling Jenkins slaves automatically within AWS EC2 environment.

Petaling Jaya, Selangor, My

Responsibilities varied from Lead Engineer to acting Director of Technology.Managed six-person offshore team and hired and managed two-person in-house team. Overviewed and guided technological solutions, decisions and supported business needs. Main development tasks was simplifying five Ruby on Rails applications to single component-based application for an easy development and management. From team management, introduced SCRUM and worked as Scrum Master for the team as well technical manager for managing user stories and backlog.

Espoo, Southern Finland, Fi

My work included Public Key Infrastructure (PKI) related tasks as well implementing internal tools and log analytics tools using Ruby, Perl and Microsoft Excel VBA.

Espoo, Southern Finland, Fi

My work included Public Key Infrastructure (PKI) related tasks as well implementing log analytics tool using Perl and Microsoft Excel VBA.

Tampere, Fi

During the fall 2009 I taught the course “Introduction to Web Technologies”, which included basics of (X)HTML, CSS, JavaScript and most important technologies used in modern web.During this academic year I was also assistant teacher for two basic Java programming courses, being responsible of teaching in exercise groups and grading course works.

Espoo, Southern Finland, Fi

My work involved development of internal idea management tool that used TWiki and MySQL.

Tampere, Fi

My tasks included implementing XML database using Java and PostgreSQL

Kept company servers running. Also involved to few PHP -based developing projects.

Tampere, Fi

My work was LTSP related, developing LTSP system working better on desktop use. I also administrated departments classroom server installations.

Tampere, Fi

I have kept exercises in course Introduction to WWW Techniques in August 2005.

Master’S Degree, Computer Science

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